Matters involving physical computer components, circuitry and parts, as opposed to matters of software or computer programming

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6
votes
2answers
9k views

Which graphics cards or integrated GPUs support metal?

Apple announced metal for OS X. Apple's website clearly states some features will not be available on all macs, which seems to refer to metal support. But is there a list of already confirmed GPUs, ...
1
vote
1answer
167 views

Why can't I change my macbook's backlight?

So apparently I cannot modify my Macbook's backlight using the keyboard shortcut: I'm pretty sure it will work again if I restart it. But I wonder what may cause this: is it perhaps an issue with ...
0
votes
0answers
116 views

Boot hangs on grey screen, even when booting from USB drive with fresh OS X install

I've tried all the steps in the accepted answer in the question Boot hangs on grey screen (even when booting from USB drive with fresh OS X install)?, but my MacBook Pro 2011 is still not working. ...
3
votes
2answers
5k views

Will a 1.8GHz MacBook Air be much faster than a 1.3GHz model?

I am looking to purchase a refurbished Macbook Air from Apple's refurbished store. When comparing the models there are two I am looking at. The difference between the two is slight but one of the ...
13
votes
2answers
47k views

Difference between US QWERTY and International QWERTY Apple keyboards?

What exactly is the difference between US QWERTY and International QWERTY Apple keyboards? I’m talking about the hardware keyboards specifically, not about keyboard layouts (in System Settings).
0
votes
2answers
81 views

Where to source replacement internal fans? (For a mid-2011 iMac)

I'm looking to replace one of the internal fans in my iMac (mid-2011, 21.5" version) - is there anywhere these can be sourced?. I can't seem to find it online, and only see the part mentioned in ...
0
votes
1answer
57 views

Source of grinding sound from MBA

I have a 2014 Macbook Air. I dropped it and now it occasionally makes a grinding sound from the left rear of the machine: it sounds like something physically grinding against something else. Oddly, ...
1
vote
0answers
36 views

MacBook Retina 15" HDMI glitches

I have a 15" Retina MacBook (mid-2012), and I encounter issues with HDMI external displays. Sometimes, the connected display will turn either totally black or with white noise for a few seconds, and ...
1
vote
2answers
137 views

Should i upgrade my 2009 macbookpro components on general way?

I've a MacBook Pro (mid 2009), and it has low performance. If I can should I upgrade the memory` and/or a new hard drive or SSD? I don't want to buy another one if my Mac is in perfect condition. My ...
14
votes
5answers
13k views

Can a hobbyist or individual apply for Apple's MFi program?

I found that Apple has the MFi program to help develop a hardware for iPad/iPhone/iPod, but it looks like that only a company can apply for this program. Can a hobbyist or an individual apply for ...
2
votes
4answers
5k views

Durability of plastic screen on latest Retina Macbook Pro?

I am in need of a new MBP. I do development (Ruby/Rails) on my mid 2009 13" MPB running Mavericks, and I find it is getting old enough that I'm getting some lag when I'm running DB and web server, ...
6
votes
4answers
22k views

Can I change the flash storage in my iPhone 4?

I saw a super deal where I could get an iPhone 4 8GB for such a small amount that I couldn't resist. Does someone know if it's possible to change the flash storage for a 16GB or 32GB ? Would iTunes ...
0
votes
0answers
72 views

magic trackpad protocol modes

I use Linux and I bought an Apple Magic Trackpad ~1m ago. I have few bluetooth Apple HID devices (mouse, keyboard) many years and they works without problem in Linux ... except the new trackpad. On ...
0
votes
1answer
120 views

How to fix a MacBook's sound output which is stuck on headphones?

My MacBook late 2008, running Yosemite and it suddenly stopped playing audio through the internal speakers. I've checked "Sound" under System preferences, and headphones show up as the selected device ...
1
vote
0answers
121 views

How to further diagnose a probably broken graphics card?

I got a somehow broken iMac Mid-2010 (Mac11,2) with a Radeon HD 4670 video card from a friend and now have to repair it. Diagnosis history: The iMac with El Capitan installed doesn't start properly ...
1
vote
2answers
15 views

MacBook Pro in sleeping regime

Will there be any damage to a MacBook Pro if I keep it in sleeping regime all the time? The reason I don't switch it off is I had problems with the start button. It stopped working within a year and ...
0
votes
4answers
5k views

Reset the PMU on macbook when the left shift key is dead

I have a fairly new white Macbook, the kind with a built-in, non-user replaceable battery, model MacBook6,1. The thing's Power Management Unit is clearly on the fritz-- the battery indicator says "no ...
1
vote
1answer
1k views

How big is the apple on the back of your MacBook?

Bit of an offbeat question, I know: but are the apple logos on the back of Mac laptops all the same size? Has the size varied over time, or does it vary over the models that are currently available? I ...
0
votes
0answers
76 views

How do I get apple hardware test/diagnostics for MacBook Pro 17" mid 2009 (5,2) after clean install of Mavericks?

I clean installed Mavericks and put all my files back on the laptop thereafter. I have no access to Apple Hardware Test or diagnostics whatsoever. How do I obtain that? My original disks that came ...
0
votes
3answers
11k views

MacBook Pro hard drive problems: Can it be hard drive cable?

My MacBook Pro 2009, (13inch, snow leopard), does not boot into OsX. I also have bootcamp windows, and I can boot into windows with no problem. I pressed the D key while starting and made a Apple ...
1
vote
0answers
96 views

Deceive Logitech Control Center so that it think my mouse is another model?

I know that this is a difficult question. The Logitech M525 is a simple mouse with two buttons and a wheel. Backward/forward buttons are implemented as left/right tilt of the wheel. There is no ...
0
votes
0answers
77 views

Whirring/whining noise but only after sleep

I have a mid-2011 21.5" iMac. OS X Yosemite 10.10.5, 2.5 GHz i5, 20 GB RAM. About a week ago (coinciding with no significant update or other event that I can think of) it began making a ...
0
votes
1answer
227 views

Macbook Pro SD card reader is not listed as USB hardware

I have 15' early 2011 Macbook Pro with Mavericks installed. Everything works fine, except SD card reader. Even it's not listed in USB hardware list. Tried find a solution by searching the internet ...
1
vote
1answer
318 views

El Capitan, Finder.app, and Fan Performance

Since upgrading today to El Capitan, my fan has been going non-stop. Under "Apps that Use Significant Energy", Finder.app is the culprit. Does anyone have a solution for this issue?
1
vote
1answer
720 views

Left Ctrl key stopped working totally

I have been using this keyboard for the last 2 and a half years. Eventually I noticed that Left Ctrl key stopped working at all. Means, when I push it down in some combination, like Ctrl-T, only T ...
0
votes
0answers
60 views

Charging Issue on iPhone 5S

My iPhone 5S restarts by itself at least once while charging. Am I having software or hardware issue in this case?
0
votes
0answers
29 views

Differences on modifier keys between US and International Keyboards

I'm aware of the differences in layout, character placement etc however I have always wondered why the modifier keys on the US layout use the full word such as command instead of cmd. Similarly the ...
2
votes
1answer
751 views

Configuring SSD over-provisioning on Mac OSX

I'm in early investigation stages of adding a SSD drive to my MacPro. Fragmentation problems can lead to serious performance problems on an SSD. There are a couple answers to this problem: TRIM - ...
0
votes
0answers
21 views

Checking MacBook Pro for incipient hardware problems before Applecare runs out

My trusty Macbook Pro is nearing its third birthday and the end of Applecare. Is there anything I can do identify hardware components that are starting to degrade, so I can get them serviced before ...
0
votes
0answers
13 views

MacBook Pro (2009, 15-Inch) - nothing on monitor

I have a Macbook Pro 2009 15" Model 2160. Problem: There is nothing displayed on the monitor at all, a bright display on monitor when switched on. I can use the bright - + keys to control the ...
0
votes
0answers
100 views

Identifying FireWire chipset on a MacBook Pro (13-Inch, Mid 2010)

I have a MacBook Pro, 13 inch, mid 2010, running OS X Yosemite (10.10.5). How can I identify what FireWire chipset it has? Unless there's an OS X utility to do this, perhaps someone could point me to ...
0
votes
1answer
72 views

Why do I have to reenter my passwords after moving HDD between Macs?

I recently had to transplanted my HDD into another Macbook Pro (after my own broke). I could boot without any problems in the new machine, but for some most (all?) applications wanted me to reenter my ...
0
votes
0answers
303 views

MacBook Pro (A1278) gets stuck at startup (Verbose, Single User, Recovery…)

When trying to start my Macbook, it stops at the Apple logo with spinning gear or progress bar. I've tried Safe Mode, but it got stuck at the same point. Command + V, Command + S, Command + R = Not ...
1
vote
2answers
1k views

What does a non-booting macbook displaying a lightning bolt mean?

I returned to my MacBook after a few days of not using it, and there was a message that the system had run out of application memory (weird...). So, I followed the recommendation and Force Quit a ...
10
votes
13answers
147k views

How can I restart an iPhone 4S with a broken lock button and frozen springboard?

My springboard has frozen and the lock button is broken (two months out of warranty and it's not classed as a hardware failure). How do I restart the phone given that I can't access any apps or ...
0
votes
1answer
144 views

Can I use iTunes credit to help subsidise buy hardware in Apple online store?

I am thinking about buying an iPad Pro or MacBook Air (Skylake), as a first time buyer of Apple hardware. I was wondering if I can use iTunes credit balance to help subsidise/buy this hardware in ...
7
votes
4answers
26k views

How I can get OSX to recognize Canon MP560 Scanner again?

I have a Cannon MP560 that kept having communications errors. One of the suggestions I read was to remove the printer from the print & scan menu and re-add it. Once I did that the scanner ...
14
votes
11answers
23k views

How can I avoid my MacBook Pro giving me minor shocks?

The aluminum Macbook Pro gives a mild shock when connected to a wall socket and charging. It only happens when I'm, for example, not wearing shoes or slippers and my feet are resting on the ground ...
0
votes
1answer
39 views

MBP freezes for 30 seconds all the time since this afternoon

I'm looking to find the cause why I'm getting the spinning beachball on my MBPro all the time since this afternoon. I can work for like 30 seconds and get a spinning beachball for like 30 seconds. ...
2
votes
5answers
6k views

How to fix a Macbook Pro (late 2013 model) with liquid damage?

I bought a refurbished 13" Macbook Pro (late 2013 model retina) from the Apple store website in Sept 2014. It worked great till last month, when I had some water leak out in backpack and get through ...
0
votes
0answers
63 views

Time Machine Backup to New SSD

I have a mid-2010 Macbook Pro with a 320GB HDD, and I'm upgrading to a 500GB SSD. Does restoring a Time Machine back up to the new SSD also include the OS? Are there any better alternatives? i.e. do ...
0
votes
2answers
133 views

Is it okay to install a second RAM chip?

I have a 2010 MacBook Pro with a recently replaced logic board and SSD upgrade. I haven't yet upgraded the RAM. Currently, RAM is 4GB, one slot, Apple RAM (whichever manufacturer they use). I am ...
20
votes
2answers
47k views

Which macs are compatible with OS X 10.11 El Capitan?

Is there a list of officially supported Macs for OS X El Capitan? I ask to get ready if any hardware which is supported on Yosemite is not supported by El Capitan?
2
votes
1answer
1k views

Scrambled screen when going out of sleep

With my 2011 MBP, when connected to my external screen I always encounter an issue when waking up from sleep mode, if the lid was closed (and only if lid is closed from what my tests show). To ...
0
votes
0answers
51 views

rpcvshost caught burning the cpu, is it hardware or software?

I have a problem with my Mac -early 11- The laptop crashes every X minutes.. When I check the console I see [ RPCVSCHOST caught burning the CPU ] I can't start the device without doing this ...
4
votes
2answers
5k views

How hot is too hot for my macbook?

I have a macbook (2.26 GHz Intel Core 2 Duo upgraded to 8GB 1067 MHz DDR3 RAM) running OS X version 10.6.8. I do a lot of prototyping for high performance computing on this macbook (running c++, ...
7
votes
3answers
2k views

How can I secure a Retina MacBook Pro to a desk? (similar to how the older MacBook Pro could use a Kensington Lock)

I work for a company renting office space from a downtown skyscraper. In order to deter casual theft from building employees and cleaning staff my company prefers we secure our laptops to our desks ...
0
votes
0answers
105 views

Kernel Panic Bluetooth

I have been receiving kernel panics a few times in the past few months, but each time I have noticed it is when I am connected to the internet through Bluetooth PAN to my iPhone. Most recently, the ...
0
votes
1answer
58 views

Is something on the IO logic board burnt or..?

yesterday, i plugged my macbook pro to charge, and my magsafe charger got a little burn where it connects to the magsafe charger (wall->magsafe). Now my macbook pro won't charge, no light, no nothing, ...
1
vote
2answers
909 views

When shaking my MacBook I hear a strange sound, like a wobble

I recently bought a MacBook Pro (Retina, 13-inch, Early 2015). When I shake it vertically, some slow sounds come from it and it sounds like something wobbles in it. Is this normal?